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## org.hyperic.image.chart
Class DataPoint

    java.lang.Object
      org.hyperic.image.chart.DataPoint

All Implemented Interfaces:
  IDataPoint, IDisplayDataPoint

Direct Known Subclasses:
  HighLowDataPoint, StackedDataPoint

    public class DataPoint

extends java.lang.Object
implements IDisplayDataPoint

DataPoint holds a data and label for a single data point in a chart. A collection of DataPoint objects are used to chart a series of data points.

Constructor Summary
`DataPoint(double value)` Constructs a DataPoint object with the specified value and an empty label.
`DataPoint(double value, long timestamp)` Constructs a DataPoint object with the specified value and and specified label.
`DataPoint(double value, java.lang.String label)` Constructs a DataPoint object with the specified value and and specified label.

Method Summary
`boolean` | `equals(java.lang.Object obj)`
`java.lang.String` | `getLabel()` Retrieves the label of a chart data point.
`long` | `getTimestamp()` Retrieves the absolute time.
`double` | `getValue()` Retrieves the value of a chart data point.
`void` | `setLabel(java.lang.String label)` Sets the label of a chart data point.
`void` | `setValue(double value)` Sets the value of a chart data point.

Methods inherited from class java.lang.Object
`clone, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

Constructor Detail

### DataPoint

    public DataPoint(double value)

  Constructs a DataPoint object with the specified value and an empty label.

  Parameters:
    `value` - A floating point value for the object data point.

### DataPoint

    public DataPoint(double value,
                     long timestamp)

  Constructs a DataPoint object with the specified value and and specified label.

  Parameters:
    `value` - A floating point value for the object's data point.
    `timestamp` - A timestamp for the object's data point.

### DataPoint

    public DataPoint(double value,
                     java.lang.String label)

  Constructs a DataPoint object with the specified value and and specified label.

  Parameters:
    `value` - A floating point value for the object's data point.
    `label` - A String label for the object's data point.

Method Detail

### getTimestamp

    public long getTimestamp()

  Retrieves the absolute time.

  Specified by:
    `getTimestamp` in interface `IDisplayDataPoint`
  Returns:
    A long value for the absolute time.

### getLabel

    public java.lang.String getLabel()

  Retrieves the label of a chart data point.

  Specified by:
    `getLabel` in interface `IDisplayDataPoint`
  Returns:
    A String label for a chart data point.

### setLabel

    public void setLabel(java.lang.String label)

  Sets the label of a chart data point. The label is displayed on the X axis for line and column charts.

  Parameters:
    `label` - A String label for a chart data point.

### getValue

    public double getValue()

  Retrieves the value of a chart data point. The data point is charted on the Y axis for line and column charts.

  Specified by:
    `getValue` in interface `IDataPoint`
  Returns:
    A floating point value for a chart data point.

### setValue

    public void setValue(double value)

  Sets the value of a chart data point. The data point is charted on the Y axis for line and column charts.

  Parameters:
    `value` - A floating point value for a chart data point.

### equals

    public boolean equals(java.lang.Object obj)

  Overrides:
    `equals` in class `java.lang.Object`

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